89820640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 270950400

約数和(自身を除く): 181129760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 199, 208, 217, 224, 248, 260, 280, 310, 364, 398, 403, 416, 434, 455, 496, 520, 560, 620, 728, 796, 806, 868, 910, 992, 995, 1040, 1085, 1120, 1240, 1393, 1456, 1592, 1612, 1736, 1820, 1990, 2015, 2080, 2170, 2480, 2587, 2786, 2821, 2912, 3184, 3224, 3472, 3640, 3980, 4030, 4340, 4960, 5174, 5572, 5642, 6169, 6368, 6448, 6944, 6965, 7280, 7960, 8060, 8680, 10348, 11144, 11284, 12338, 12896, 12935, 13930, 14105, 14560, 15920, 16120, 17360, 18109, 20696, 22288, 22568, 24676, 25870, 27860, 28210, 30845, 31840, 32240, 34720, 36218, 41392, 43183, 44576, 45136, 49352, 51740, 55720, 56420, 61690, 64480, 72436, 80197, 82784, 86366, 90272, 90545, 98704, 103480, 111440, 112840, 123380, 144872, 160394, 172732, 181090, 197408, 206960, 215915, 222880, 225680, 246760, 289744, 320788, 345464, 362180, 400985, 413920, 431830, 451360, 493520, 561379, 579488, 641576, 690928, 724360, 801970, 863660, 987040, 1122758, 1283152, 1381856, 1448720, 1603940, 1727320, 2245516, 2566304, 2806895, 2897440, 3207880, 3454640, 4491032, 5613790, 6415760, 6909280, 8982064, 11227580, 12831520, 17964128, 22455160, 44910320, 89820640]

約数ペア:

[(1, 89820640), (2, 44910320), (4, 22455160), (5, 17964128), (7, 12831520), (8, 11227580), (10, 8982064), (13, 6909280), (14, 6415760), (16, 5613790), (20, 4491032), (26, 3454640), (28, 3207880), (31, 2897440), (32, 2806895), (35, 2566304), (40, 2245516), (52, 1727320), (56, 1603940), (62, 1448720), (65, 1381856), (70, 1283152), (80, 1122758), (91, 987040), (104, 863660), (112, 801970), (124, 724360), (130, 690928), (140, 641576), (155, 579488), (160, 561379), (182, 493520), (199, 451360), (208, 431830), (217, 413920), (224, 400985), (248, 362180), (260, 345464), (280, 320788), (310, 289744), (364, 246760), (398, 225680), (403, 222880), (416, 215915), (434, 206960), (455, 197408), (496, 181090), (520, 172732), (560, 160394), (620, 144872), (728, 123380), (796, 112840), (806, 111440), (868, 103480), (910, 98704), (992, 90545), (995, 90272), (1040, 86366), (1085, 82784), (1120, 80197), (1240, 72436), (1393, 64480), (1456, 61690), (1592, 56420), (1612, 55720), (1736, 51740), (1820, 49352), (1990, 45136), (2015, 44576), (2080, 43183), (2170, 41392), (2480, 36218), (2587, 34720), (2786, 32240), (2821, 31840), (2912, 30845), (3184, 28210), (3224, 27860), (3472, 25870), (3640, 24676), (3980, 22568), (4030, 22288), (4340, 20696), (4960, 18109), (5174, 17360), (5572, 16120), (5642, 15920), (6169, 14560), (6368, 14105), (6448, 13930), (6944, 12935), (6965, 12896), (7280, 12338), (7960, 11284), (8060, 11144), (8680, 10348)]